Hi, this should be fixed in 4.2. It looks like you're still on 2.12.0
based on the report. Closing under the assumption this is fixed. If you
discover otherwise, please feel free to re-open (or file a new bug.)
** Changed in: qemu
Status: Confirmed => Fix Released
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https://bugs.launchpad.net/bugs/1810400
Title:
Failed to make dirty bitmaps writable: Can't update bitmap directory:
Operation not permitted
Status in QEMU:
Fix Released
Bug description:
blockcommit does not work if there is dirty block.
virsh version
Compiled against library: libvirt 4.10.0
Using library: libvirt 4.10.0
Using API: QEMU 4.10.0
Running hypervisor: QEMU 2.12.0
Scenario:
1. Create an instance
2. Add dirty bitmap to vm disk.
3. create a snapshot(external or internal)
4. revert snapshot or blockcommit disk
virsh blockcommit rota-test vda --active
Active Block Commit started
virsh blockjob rota-test vda --info
No current block job for vda
rota-test.log:
starting up libvirt version: 4.10.0, package: 1.el7 (CBS <c...@centos.org>,
2018-12-05-12:27:12, c1bk.rdu2.centos.org), qemu version:
2.12.0qemu-kvm-ev-2.12.0-18.el7_6.1.1, kernel: 4.1.12-103.9.7.el7uek.x86_64,
hostname: vm-kvm07
LC_ALL=C PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin
QEMU_AUDIO_DRV=spice /usr/libexec/qemu-kvm -name
guest=rota-test,debug-threads=on -S -object
secret,id=masterKey0,format=raw,file=/var/lib/libvirt/qemu/domain-101-rota-test/master-key.aes
-machine pc-i440fx-rhel7.0.0,accel=kvm,usb=off,dump-guest-core=off -cpu
SandyBridge,hypervisor=on,xsaveopt=on -m 8192 -realtime mlock=off -smp
3,sockets=3,cores=1,threads=1 -uuid 50dec55c-a80a-4adc-a788-7ba23230064e
-no-user-config -nodefaults -chardev socket,id=charmonitor,fd=59,server,nowait
-mon chardev=charmonitor,id=monitor,mode=control -rtc base=utc,driftfix=slew
-global kvm-pit.lost_tick_policy=delay -no-hpet -no-shutdown -global
PIIX4_PM.disable_s3=1 -global PIIX4_PM.disable_s4=1 -boot strict=on -device
ich9-usb-ehci1,id=usb,bus=pci.0,addr=0x5.0x7 -device
ich9-usb-uhci1,masterbus=usb.0,firstport=0,bus=pci.0,multifunction=on,addr=0x5
-device ich9-usb-uhci2,masterbus=usb.0,firstport=2,bus=pci.0,addr=0x5.0x1
-device ich9-usb-uhci3,masterbus=usb.0,firstport=4,bus=pci.0,addr=0x5.0x2
-device virtio-serial-pci,id=virtio-serial0,bus=pci.0,addr=0x6 -drive
file=/var/lib/libvirt/images/rota-0003,format=qcow2,if=none,id=drive-virtio-disk0,cache=none
-device
virtio-blk-pci,scsi=off,bus=pci.0,addr=0x7,drive=drive-virtio-disk0,id=virtio-disk0,bootindex=1,write-cache=on
-netdev tap,fd=61,id=hostnet0,vhost=on,vhostfd=62 -device
virtio-net-pci,netdev=hostnet0,id=net0,mac=52:54:00:e8:09:94,bus=pci.0,addr=0x3
-chardev pty,id=charserial0 -device isa-serial,chardev=charserial0,id=serial0
-chardev spicevmc,id=charchannel0,name=vdagent -device
virtserialport,bus=virtio-serial0.0,nr=1,chardev=charchannel0,id=channel0,name=com.redhat.spice.0
-spice port=5902,addr=0.0.0.0,disable-ticketing,seamless-migration=on -device
qxl-vga,id=video0,ram_size=67108864,vram_size=67108864,vram64_size_mb=0,vgamem_mb=16,max_outputs=1,bus=pci.0,addr=0x2
-chardev spicevmc,id=charredir0,name=usbredir -device
usb-redir,chardev=charredir0,id=redir0,bus=usb.0,port=2 -chardev
spicevmc,id=charredir1,name=usbredir -device
usb-redir,chardev=charredir1,id=redir1,bus=usb.0,port=3 -device
virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x8 -sandbox
on,obsolete=deny,elevateprivileges=deny,spawn=deny,resourcecontrol=deny -msg
timestamp=on
2019-01-03T07:50:43.810142Z qemu-kvm: -chardev pty,id=charserial0: char
device redirected to /dev/pts/3 (label charserial0)
main_channel_link: add main channel client
red_qxl_set_cursor_peer:
inputs_connect: inputs channel client create
inputs_channel_detach_tablet:
#block339: Failed to make dirty bitmaps writable: Can't update bitmap
directory: Operation not permitted
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